mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-10 15:14:43 +00:00
* Patch by George G. Davis, 02 Apr 2004:
add support for Intel Assabet board
This commit is contained in:
parent
db01a2ea99
commit
ea66bc8804
12 changed files with 558 additions and 11 deletions
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@ -2,6 +2,9 @@
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Changes for U-Boot 1.1.1:
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======================================================================
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* Patch by George G. Davis, 02 Apr 2004:
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add support for Intel Assabet board
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* Patch by Stephen Williams, 01 Apr 2004:
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Add support for Picture Elements JSE board
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4
CREDITS
4
CREDITS
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@ -89,6 +89,10 @@ N: Magnus Damm
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E: damm@opensource.se
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D: 8xxrom
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N: George G. Davis
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E: gdavis@mvista.com
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D: Board ports for ADS GraphicsClient+ and Intel Assabet
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N: Arun Dharankar
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E: ADharankar@ATTBI.Com
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D: threads / scheduler example code
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@ -299,6 +299,11 @@ Unknown / orphaned boards:
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# Board CPU #
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#########################################################################
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George G. Davis <gdavis@mvista.com>
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assabet SA1100
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gcplus SA1100
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Thomas Elste <info@elste.org>
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modnet50 ARM720T (NET+50)
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2
MAKEALL
2
MAKEALL
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@ -124,7 +124,7 @@ LIST_ppc="${LIST_5xx} ${LIST_5xxx} \
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## StrongARM Systems
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#########################################################################
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LIST_SA="dnp1110 gcplus lart shannon"
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LIST_SA="assabet dnp1110 gcplus lart shannon"
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#########################################################################
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## ARM7 Systems
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3
Makefile
3
Makefile
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@ -977,6 +977,9 @@ ZUMA_config: unconfig
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## StrongARM Systems
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#########################################################################
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assabet_config : unconfig
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@./mkconfig $(@:_config=) arm sa1100 assabet
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dnp1110_config : unconfig
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@./mkconfig $(@:_config=) arm sa1100 dnp1110
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49
board/assabet/Makefile
Normal file
49
board/assabet/Makefile
Normal file
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@ -0,0 +1,49 @@
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#
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# (C) Copyright 2000-2004
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# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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#
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# 2004 (c) MontaVista Software, Inc.
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#
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# See file CREDITS for list of people who contributed to this
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# project.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of
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# the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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# MA 02111-1307 USA
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#
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include $(TOPDIR)/config.mk
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LIB = lib$(BOARD).a
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OBJS := assabet.o
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SOBJS := setup.o
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$(LIB): $(OBJS) $(SOBJS)
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$(AR) crv $@ $(OBJS) $(SOBJS)
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clean:
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rm -f $(SOBJS) $(OBJS)
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distclean: clean
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rm -f $(LIB) core *.bak .depend
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#########################################################################
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.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
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$(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
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-include .depend
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#########################################################################
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121
board/assabet/assabet.c
Normal file
121
board/assabet/assabet.c
Normal file
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@ -0,0 +1,121 @@
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/*
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* (C) Copyright 2002
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* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
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* Marius Groeger <mgroeger@sysgo.de>
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*
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* 2004 (c) MontaVista Software, Inc.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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||||
* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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||||
* along with this program; if not, write to the Free Software
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||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <SA-1100.h>
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/* ------------------------------------------------------------------------- */
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/*
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* Board dependent initialisation
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*/
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#define ECOR 0x8000
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#define ECOR_RESET 0x80
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#define ECOR_LEVEL_IRQ 0x40
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#define ECOR_WR_ATTRIB 0x04
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#define ECOR_ENABLE 0x01
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#define ECSR 0x8002
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#define ECSR_IOIS8 0x20
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#define ECSR_PWRDWN 0x04
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#define ECSR_INT 0x02
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#define SMC_IO_SHIFT 2
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#define NCR_0 (*((volatile u_char *)(0x100000a0)))
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#define NCR_ENET_OSC_EN (1<<3)
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static inline u8
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readb(volatile u8 * p)
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{
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return *p;
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}
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static inline void
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writeb(u8 v, volatile u8 * p)
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{
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*p = v;
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}
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static void
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smc_init(void)
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{
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u8 ecor;
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u8 ecsr;
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volatile u8 *addr = (volatile u8 *)(0x18000000 + (1 << 25));
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NCR_0 |= NCR_ENET_OSC_EN;
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udelay(100);
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ecor = readb(addr + (ECOR << SMC_IO_SHIFT)) & ~ECOR_RESET;
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writeb(ecor | ECOR_RESET, addr + (ECOR << SMC_IO_SHIFT));
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udelay(100);
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/*
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* The device will ignore all writes to the enable bit while
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* reset is asserted, even if the reset bit is cleared in the
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* same write. Must clear reset first, then enable the device.
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*/
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writeb(ecor, addr + (ECOR << SMC_IO_SHIFT));
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writeb(ecor | ECOR_ENABLE, addr + (ECOR << SMC_IO_SHIFT));
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/*
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* Set the appropriate byte/word mode.
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*/
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ecsr = readb(addr + (ECSR << SMC_IO_SHIFT)) & ~ECSR_IOIS8;
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ecsr |= ECSR_IOIS8;
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writeb(ecsr, addr + (ECSR << SMC_IO_SHIFT));
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udelay(100);
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}
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static void
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neponset_init(void)
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{
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smc_init();
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}
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int
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board_init(void)
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{
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DECLARE_GLOBAL_DATA_PTR;
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gd->bd->bi_arch_number = 25; /* Intel Assabet Board */
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gd->bd->bi_boot_params = 0xc0000100;
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neponset_init();
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return 0;
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}
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int
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dram_init(void)
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{
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DECLARE_GLOBAL_DATA_PTR;
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gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
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gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
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return (0);
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}
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7
board/assabet/config.mk
Normal file
7
board/assabet/config.mk
Normal file
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@ -0,0 +1,7 @@
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#
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# SA-1110 based Intel Assabet board
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#
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# The Intel Assabet 1 bank of 32 MiB SDRAM
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#
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TEXT_BASE = 0xc1f00000
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136
board/assabet/setup.S
Normal file
136
board/assabet/setup.S
Normal file
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@ -0,0 +1,136 @@
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/*
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* Memory Setup stuff - taken from blob memsetup.S
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*
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* Copyright (C) 1999 2000 2001 Erik Mouw (J.A.K.Mouw@its.tudelft.nl) and
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* Jan-Derk Bakker (J.D.Bakker@its.tudelft.nl)
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* 2004 (c) MontaVista Software, Inc.
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*
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* See file CREDITS for list of people who contributed to this
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||||
* project.
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||||
*
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* This program is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU General Public License as
|
||||
* published by the Free Software Foundation; either version 2 of
|
||||
* the License, or (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include "config.h"
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#include "version.h"
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/*-----------------------------------------------------------------------
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* Board defines:
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*/
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#define MDCNFG 0x00
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#define MDCAS00 0x04
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#define MDCAS01 0x08
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#define MDCAS02 0x0C
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#define MSC0 0x10
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#define MSC1 0x14
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#define MECR 0x18
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#define MDREFR 0x1C
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#define MDCAS20 0x20
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#define MDCAS21 0x24
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#define MDCAS22 0x28
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#define MSC2 0x2C
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#define SMCNFG 0x30
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#define ASSABET_BCR (0x12000000)
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#define ASSABET_BCR_DB1110 (0x00a07490 | (0<<16) | (0<<17))
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#define ASSABET_SCR_nNEPONSET (1 << 9)
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#define NEPONSET_LEDS (0x10000010)
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/*-----------------------------------------------------------------------
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* Setup parameters for the board:
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*/
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MEM_BASE: .long 0xa0000000
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MEM_START: .long 0xc0000000
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mdcnfg: .long 0x72547254
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mdcas00: .long 0xaaaaaa7f
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mdcas01: .long 0xaaaaaaaa
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mdcas02: .long 0xaaaaaaaa
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msc0: .long 0x4b384370
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msc1: .long 0x22212419
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mecr: .long 0x994a994a
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mdrefr: .long 0x04340327
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mdcas20: .long 0xaaaaaa7f
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mdcas21: .long 0xaaaaaaaa
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mdcas22: .long 0xaaaaaaaa
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msc2: .long 0x42196669
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smcnfg: .long 0x00000000
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BCR: .long ASSABET_BCR
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BCR_DB1110: .long ASSABET_BCR_DB1110
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LEDS: .long NEPONSET_LEDS
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.globl memsetup
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memsetup:
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/* Setting up the memory and stuff */
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ldr r0, MEM_BASE
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ldr r1, mdcas00
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str r1, [r0, #MDCAS00]
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ldr r1, mdcas01
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str r1, [r0, #MDCAS01]
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ldr r1, mdcas02
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str r1, [r0, #MDCAS02]
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ldr r1, mdcas20
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str r1, [r0, #MDCAS20]
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ldr r1, mdcas21
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str r1, [r0, #MDCAS21]
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ldr r1, mdcas22
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str r1, [r0, #MDCAS22]
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ldr r1, mdrefr
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str r1, [r0, #MDREFR]
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ldr r1, mecr
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str r1, [r0, #MECR]
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ldr r1, msc0
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str r1, [r0, #MSC0]
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ldr r1, msc1
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str r1, [r0, #MSC1]
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ldr r1, msc2
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str r1, [r0, #MSC2]
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ldr r1, smcnfg
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str r1, [r0, #SMCNFG]
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ldr r1, mdcnfg
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str r1, [r0, #MDCNFG]
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/* Load something to activate bank */
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ldr r2, MEM_START
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.rept 8
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ldr r3, [r2]
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.endr
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/* Enable SDRAM */
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orr r1, r1, #0x00000001
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str r1, [r0, #MDCNFG]
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ldr r1, BCR
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ldr r2, BCR_DB1110
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str r2, [r1]
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ldr r1, LEDS
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mov r0, #0x3
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str r0, [r1]
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/* All done... */
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mov pc, lr
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57
board/assabet/u-boot.lds
Normal file
57
board/assabet/u-boot.lds
Normal file
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@ -0,0 +1,57 @@
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/*
|
||||
* (C) Copyright 2000-2004
|
||||
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
|
||||
* 2004 (c) MontaVista Software, Inc.
|
||||
*
|
||||
* See file CREDITS for list of people who contributed to this
|
||||
* project.
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU General Public License as
|
||||
* published by the Free Software Foundation; either version 2 of
|
||||
* the License, or (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
|
||||
* MA 02111-1307 USA
|
||||
*/
|
||||
|
||||
OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
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||||
OUTPUT_ARCH(arm)
|
||||
ENTRY(_start)
|
||||
SECTIONS
|
||||
{
|
||||
. = 0x00000000;
|
||||
|
||||
. = ALIGN(4);
|
||||
.text :
|
||||
{
|
||||
cpu/sa1100/start.o (.text)
|
||||
*(.text)
|
||||
}
|
||||
|
||||
. = ALIGN(4);
|
||||
.rodata : { *(.rodata) }
|
||||
|
||||
. = ALIGN(4);
|
||||
.data : { *(.data) }
|
||||
|
||||
. = ALIGN(4);
|
||||
.got : { *(.got) }
|
||||
|
||||
|
||||
__u_boot_cmd_start = .;
|
||||
.u_boot_cmd : { *(.u_boot_cmd) }
|
||||
__u_boot_cmd_end = .;
|
||||
|
||||
. = ALIGN(4);
|
||||
__bss_start = .;
|
||||
.bss : { *(.bss) }
|
||||
_end = .;
|
||||
}
|
|
@ -46,5 +46,3 @@ are imposed by the PXA architecture.
|
|||
Another important point is that maybe you have to power the pcmcia
|
||||
subsystem. This is very board specific, for an example on how to
|
||||
do it please search for CONFIG_EXADRON1 in cmd_pcmcia.c
|
||||
|
||||
|
||||
|
|
164
include/configs/assabet.h
Normal file
164
include/configs/assabet.h
Normal file
|
@ -0,0 +1,164 @@
|
|||
/*
|
||||
* (C) Copyright 2002
|
||||
* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
|
||||
* Marius Groeger <mgroeger@sysgo.de>
|
||||
*
|
||||
* 2004 (c) MontaVista Software, Inc.
|
||||
*
|
||||
* Configuation settings for the Intel Assabet board.
|
||||
*
|
||||
* See file CREDITS for list of people who contributed to this
|
||||
* project.
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU General Public License as
|
||||
* published by the Free Software Foundation; either version 2 of
|
||||
* the License, or (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
|
||||
* MA 02111-1307 USA
|
||||
*/
|
||||
|
||||
#ifndef __CONFIG_H
|
||||
#define __CONFIG_H
|
||||
|
||||
#undef DEBUG
|
||||
|
||||
#define CONFIG_INIT_CRITICAL
|
||||
|
||||
/*
|
||||
* High Level Configuration Options
|
||||
* (easy to change)
|
||||
*/
|
||||
#define CONFIG_SA1110 1 /* This is an SA1100 CPU */
|
||||
#define CONFIG_ASSABET 1 /* on an Intel Assabet Board */
|
||||
|
||||
#undef CONFIG_USE_IRQ
|
||||
|
||||
#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
|
||||
#define CONFIG_SETUP_MEMORY_TAGS 1
|
||||
#define CONFIG_INITRD_TAG 1
|
||||
|
||||
/*
|
||||
* Size of malloc() pool
|
||||
*/
|
||||
#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
|
||||
#define CFG_GBL_DATA_SIZE 128 /* size rsrvd for initial data */
|
||||
|
||||
/*
|
||||
* Hardware drivers
|
||||
*/
|
||||
#define CONFIG_DRIVER_LAN91C96 /* we have an SMC9194 on-board */
|
||||
#define CONFIG_LAN91C96_BASE 0x18000000
|
||||
|
||||
/*
|
||||
* select serial console configuration
|
||||
*/
|
||||
#define CONFIG_SERIAL1 1 /* we use SERIAL 1 on Intel Assabet */
|
||||
|
||||
/* allow to overwrite serial and ethaddr */
|
||||
#define CONFIG_ENV_OVERWRITE
|
||||
|
||||
#define CONFIG_BAUDRATE 115200
|
||||
|
||||
#define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_DHCP)
|
||||
#define CONFIG_BOOTP_MASK CONFIG_BOOTP_DEFAULT
|
||||
|
||||
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
|
||||
#include <cmd_confdefs.h>
|
||||
|
||||
#define CONFIG_BOOTDELAY 3
|
||||
#define CONFIG_BOOTARGS "console=ttySA0,115200n8 root=/dev/nfs ip=bootp"
|
||||
#define CONFIG_BOOTCOMMAND "bootp;tftp;bootm"
|
||||
#define CFG_AUTOLOAD "n" /* No autoload */
|
||||
|
||||
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
|
||||
#define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */
|
||||
#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
|
||||
#endif
|
||||
|
||||
/*
|
||||
* Miscellaneous configurable options
|
||||
*/
|
||||
#define CFG_LONGHELP /* undef to save memory */
|
||||
#define CFG_PROMPT "Intel Assabet # " /* Monitor Command Prompt */
|
||||
#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
|
||||
#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
|
||||
#define CFG_MAXARGS 16 /* max number of command args */
|
||||
#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
|
||||
|
||||
#define CFG_MEMTEST_START 0xc0400000 /* memtest works on */
|
||||
#define CFG_MEMTEST_END 0xc0800000 /* 4 ... 8 MB in DRAM */
|
||||
|
||||
#undef CFG_CLKS_IN_HZ
|
||||
|
||||
#define CFG_LOAD_ADDR 0xc0000000 /* default load address */
|
||||
|
||||
#define CFG_HZ 3686400 /* incrementer freq: 3.6864 MHz */
|
||||
#define CFG_CPUSPEED 0x0a /* set core clock to 206MHz */
|
||||
|
||||
/* valid baudrates */
|
||||
#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
|
||||
|
||||
/*-----------------------------------------------------------------------
|
||||
* Stack sizes
|
||||
*
|
||||
* The stack sizes are set up in start.S using the settings below
|
||||
*/
|
||||
#define CONFIG_STACKSIZE (128*1024) /* regular stack */
|
||||
#ifdef CONFIG_USE_IRQ
|
||||
#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
|
||||
#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
|
||||
#endif
|
||||
|
||||
/*-----------------------------------------------------------------------
|
||||
* Physical Memory Map
|
||||
*/
|
||||
#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of SDRAM */
|
||||
#define PHYS_SDRAM_1 0xc0000000 /* SDRAM Bank #1 */
|
||||
#define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB */
|
||||
|
||||
#define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */
|
||||
#define PHYS_FLASH_SIZE 0x02000000 /* 32 MB */
|
||||
#define PHYS_FLASH_BANK_SIZE 0x01000000 /* 16 MB Banks */
|
||||
#define PHYS_FLASH_SECT_SIZE 0x00040000 /* 256 KB sectors (x2) */
|
||||
|
||||
#define CFG_MONITOR_BASE TEXT_BASE
|
||||
#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 KB for Monitor */
|
||||
|
||||
#if CFG_MONITOR_BASE < CFG_FLASH_BASE
|
||||
#define CFG_RAMSTART
|
||||
#endif
|
||||
|
||||
/*-----------------------------------------------------------------------
|
||||
* FLASH and environment organization
|
||||
*/
|
||||
|
||||
#define CFG_FLASH_BASE PHYS_FLASH_1
|
||||
#define CFG_FLASH_SIZE PHYS_FLASH_SIZE
|
||||
#define CFG_FLASH_CFI 1 /* flash is CFI conformant */
|
||||
#define CFG_FLASH_CFI_DRIVER 1 /* use common cfi driver */
|
||||
#define CFG_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */
|
||||
#define CFG_MAX_FLASH_BANKS 1 /* max # of memory banks */
|
||||
#define CFG_FLASH_INCREMENT 0 /* there is only one bank */
|
||||
#define CFG_MAX_FLASH_SECT 128 /* max # of sectors on one chip */
|
||||
#undef CFG_FLASH_PROTECTION
|
||||
#define CFG_FLASH_BANKS_LIST { CFG_FLASH_BASE }
|
||||
|
||||
#define CFG_ENV_IS_IN_FLASH 1
|
||||
|
||||
#if defined(CFG_ENV_IS_IN_FLASH)
|
||||
#define CFG_ENV_IN_OWN_SECTOR 1
|
||||
#define CFG_ENV_ADDR (PHYS_FLASH_1 + PHYS_FLASH_SECT_SIZE)
|
||||
#define CFG_ENV_SIZE PHYS_FLASH_SECT_SIZE
|
||||
#define CFG_ENV_SECT_SIZE PHYS_FLASH_SECT_SIZE
|
||||
#endif
|
||||
|
||||
#endif /* __CONFIG_H */
|
Loading…
Reference in a new issue